US7207255B2ExpiredUtilityA1

Muzzle device

35
Assignee: LAW ENFORCEMENT INTERNAT LTDPriority: Sep 3, 2004Filed: Nov 9, 2004Granted: Apr 24, 2007
Est. expirySep 3, 2024(expired)· nominal 20-yr term from priority
F41A 21/36
35
PatentIndex Score
6
Cited by
12
References
13
Claims

Abstract

The present invention relates to a muzzle device for countering muzzle climb of a firearm muzzle 1 , the muzzle device. The device comprises a chamber 5 having entry and exit apertures arranged for alignment with the path of a projectile expelled from the muzzle. The chamber is arranged to be asymmetric in relation to the projectile path, with a greater chamber volume being provided above the projectile path.

Claims

exact text as granted — not AI-modified
1. A muzzle device for countering muzzle climb of a firearm muzzle, the muzzle device comprising:
 a chamber having entry and exit apertures arranged for alignment with the path of a projectile expelled from the muzzle, wherein the chamber is arranged to be asymmetric in relation to the projectile path, with a greater chamber volume being provided above the projectile path; and 
 a correction tube disposed along the projectile path at said exit aperture and having a narrow elongate configuration for stabilizing a gas flow exiting said chamber prior to the gas flow being exhausted, 
 wherein the muzzle device is configured to reduce muzzle climb. 
 
   
   
     2. The muzzle device according to  claim 1 , wherein said muzzle device further comprises an attacher configured to permit removable attachment of the muzzle device to a firearm muzzle. 
   
   
     3. The muzzle device according to  claim 1 , further comprising a flash diffuser or a flash hider that receives gas flow from the correction tube. 
   
   
     4. The muzzle device according to  claim 1 , wherein said chamber is one of a drum shape and a cylinder shape. 
   
   
     5. The muzzle device according to  claim 1 , wherein the device is sealed to the extent that it has no vents. 
   
   
     6. The muzzle device according to  claim 1 , wherein the chamber further comprises a bleed tube for bleeding off a portion of gas flow back to a firearm mechanism. 
   
   
     7. The muzzle device according to  claim 1 , wherein the greater chamber volume is provided above the projectile path when the device is in a normal firing position. 
   
   
     8. The muzzle device according to  claim 1 , wherein said device is configured such that, when fitted to the firearm, the muzzle of the firearm terminates before the entry aperture. 
   
   
     9. The muzzle device according to  claim 1 , wherein the greater chamber volume is provided above the projectile path and a lesser chamber volume is provided below the projectile path. 
   
   
     10. The muzzle device according to  claim 1 , wherein the asymmetric arrangement of the chamber in relation to the projectile path is configured to produce a downward force that counteracts upward muzzle climb. 
   
   
     11. The muzzle device according to  claim 1 , wherein the asymmetric arrangement of the chamber in relation to the projectile path is configured to produce a forward force that counteracts recoil. 
   
   
     12. The muzzle device according to  claim 1 , wherein the narrow elongate configuration of the correction tube is configured to reduce turbulence of the gas flow. 
   
   
     13. The muzzle device according to  claim 1 , wherein said chamber is one of a disc shape, a spherical shape, a lozenge shape, a rhomboidal shape, a triangular shape, and an elliptical shape.

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